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The following data shows the heights and weights of the students of class 9. Which of the following is correct?HeightWeightMean170 cm55 kgVariance130 cm225 kg2

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MCQs on mean deviation, variance and standard deviation, frequency distributions analysis, dispersion measure and range.


The following data shows the heights and weights of the students of class 9. Which of the following is correct?<br><table style='width: 50%'><tbody><tr><th></th><th>Height</th><th>Weight</th></tr><tr><th>Mean</th><td>170 cm</td><td>55 kg</td></tr><tr><th>Variance</th><td>130 cm<sup>2</sup></td><td>25 kg<sup>2</sup></td></tr></tbody></table>






 
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